과냉각 축냉시스템을 적용한 쇼케이스의 운전 특성에 대한 실험적 연구
Experimental Study on The Running Characteristics of Showcase Using Cold Storage System
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참고문헌
키워드
초록
Thepurposeofthisstudywastoshow how tomaintainhighefficiencyandtousereasonablywhenbeingapplied thecold-heatstoragesystemstotheshowcase.Anexperimentalstudywasperformedtomanufacturetheshowcase system inalaboratory.Comparingtheresultatgeneraloperationconditionwiththatofthenew conditionusingice storagesystem,thisstudyshowedtheeffectsoftherefrigerantsub-cooling,andwithusinginverter.Usingicestorage system,theicemakingprocesswasoperatedduringmidnightbeingnotneededthecoolingoftheshowcasethrough thecontinuousrunningofthecondenserunit. Andthen,therefrigerantwassub-cooledusingthestoredcold-heat afterbeingdischargedfrom theaircoolingcondenserduringthedaytime.Throughtheexperiments,theloadtransfer ratefortheshowcaseusinginverterandicestoragewasestimatedabout30.0%.Andshowedthatthetotalpower consumptionoftheshowcasewithinvertercouldbereducedabout37% thanthatoftheshowcasewithoutinverter
Abstract
Thepurposeofthisstudywastoshow how tomaintainhighefficiencyandtousereasonablywhenbeingapplied thecold-heatstoragesystemstotheshowcase.Anexperimentalstudywasperformedtomanufacturetheshowcase system inalaboratory.Comparingtheresultatgeneraloperationconditionwiththatofthenew conditionusingice storagesystem,thisstudyshowedtheeffectsoftherefrigerantsub-cooling,andwithusinginverter.Usingicestorage system,theicemakingprocesswasoperatedduringmidnightbeingnotneededthecoolingoftheshowcasethrough thecontinuousrunningofthecondenserunit. Andthen,therefrigerantwassub-cooledusingthestoredcold-heat afterbeingdischargedfrom theaircoolingcondenserduringthedaytime.Throughtheexperiments,theloadtransfer ratefortheshowcaseusinginverterandicestoragewasestimatedabout30.0%.Andshowedthatthetotalpower consumptionoftheshowcasewithinvertercouldbereducedabout37% thanthatoftheshowcasewithoutinverter
참고문헌 (3)
- Park, S-S, "Technology of the ice storage system", Magazine of the SAREK, 30(6), pp.6~15 (2001)
- Lee, D-W., "Sub-cooling effect using cold storage system", Proceedings of the SAREK, 2007, Summer Annual Conference, pp.1067~1071 (2007)
- Shin, Y-H., "Measurement and analysis of showcase field data", Proceedings of the SAREK, 17(5), pp.436~443 (2005)